package cn.edu.sjtu.se.dslab.dao;

import java.util.List;

import cn.edu.sjtu.se.dslab.project.Position;

public interface IPositionDao {
	public void save(Position postion);
	
	public Position update(Position postion);
	
	public List<Position> queryByList();

	public Position queryById(long id);
	
}
